Watkins Glen International hosts the 100th IMSA GT3 Challenge Cup race, which features competition for semi-professional drivers alongside some of the most career-minded GT drivers in one of the world's most successful race cars.

British manufacturer Bluebird has announced it is building a car that will be ready in time for the 2014 season kickoff; the FIA could consider Bluebird's alternative at the governing body's September World Motor Sport Council meeting.